Designed for 3/3 Combo: This end kit is meticulously crafted to a for 3 and 3 Combo models, enhancing your 3D printing experience with guaranteed compatibility and high-speed printing efficiency. Construction: Featuring an aluminum alloy for superior heat dissipation, brass nozzles for excellent heat resistance, this kit is built to last and withstand rigorous use. Optimised printing performance: -engineered components prevent clogging and improve quality Plug and play installation: pre-configured kit with tool-free replacement system for quick maintenance Color: As Shown Material: Metal+Plastic Package Contents: 1* Printer accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.